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Title:
PRESSURE EXCHANGER WITH PRESSURE RATIO
Document Type and Number:
WIPO Patent Application WO/2018/085740
Kind Code:
A3
Abstract:
Apparatus and methods for pressurizing well operations fluids via a pressure exchanger having a housing with a bore extending between first and second ends of the housing and a rotor rotatably disposed within the bore of the housing. A chamber extends through the rotor between first and second ends of the rotor. The chamber has a larger chamber diameter section and a smaller chamber diameter section. A piston assembly is slidably disposed within the chamber. The piston assembly has a larger piston diameter section slidably disposed within the larger chamber diameter section and a smaller piston diameter section slidably disposed within the smaller chamber diameter section.

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Inventors:
SHAMPINE ROD WILLIAM (US)
Application Number:
PCT/US2017/060080
Publication Date:
July 26, 2018
Filing Date:
November 06, 2017
Export Citation:
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Assignee:
SCHLUMBERGER TECHNOLOGY CORP (US)
SCHLUMBERGER CA LTD (CA)
SERVICES PETROLIERS SCHLUMBERGER (FR)
SCHLUMBERGER TECHNOLOGY BV (NL)
International Classes:
F04F13/00; E21B41/00
Domestic Patent References:
WO2016176531A12016-11-03
Foreign References:
US20020146325A12002-10-10
US20100212156A12010-08-26
US20140048143A12014-02-20
US20160146229A12016-05-26
Attorney, Agent or Firm:
FLYNN, Michael L. et al. (US)
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